package com.example.kehoobackend.persistance;


import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.kehoobackend.domain.User;
import org.springframework.stereotype.Repository;

@Repository
public interface UserMapper extends BaseMapper<User> {
    public User findById(Integer id);  // findById这个名字要和上边的id一样
}
